body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  color: #333;
  line-height: 1.6;
}
a {
  text-decoration: none;
  color: inherit;
}
.site-header {
  background-color: #1A2E4E;
  color: #fff;
  padding: 15px 0;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}
.header-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
}
.site-header .logo {
  font-size: 28px;
  font-weight: bold;
  color: #FFD700;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.3s ease;
}
.site-header .logo:hover {
  color: #fff;
}
.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
}
.main-nav ul li {
  margin-left: 30px;
}
.main-nav ul li a {
  color: #fff;
  font-size: 17px;
  padding: 5px 0;
  position: relative;
  transition: color 0.3s ease;
}
.main-nav ul li a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: #FFD700;
  transition: width 0.3s ease;
}
.main-nav ul li a:hover::after,
.main-nav ul li a.active::after {
  width: 100%;
}
.main-nav ul li a:hover,
.main-nav ul li a.active {
  color: #FFD700;
}
.hamburger-menu {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 24px;
  position: relative;
  z-index: 1001;
}
.hamburger-menu .bar {
  display: block;
  width: 100%;
  height: 3px;
  background-color: #fff;
  border-radius: 2px;
  position: absolute;
  left: 0;
  transition: all 0.3s ease;
}
.hamburger-menu .bar:nth-child(1) { top: 0; }
.hamburger-menu .bar:nth-child(2) { top: 10px; }
.hamburger-menu .bar:nth-child(3) { top: 20px; }
.hamburger-menu.active .bar:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
}
.hamburger-menu.active .bar:nth-child(2) {
  opacity: 0;
}
.hamburger-menu.active .bar:nth-child(3) {
  transform: translateY(-10px) rotate(-45deg);
}
.site-footer {
  background-color: #1A2E4E;
  color: #f0f0f0;
  padding: 40px 0 20px;
  font-size: 15px;
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.footer-columns {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 40px;
}
.footer-col {
  flex: 1;
  min-width: 250px;
}
.footer-col h3 {
  color: #FFD700;
  font-size: 18px;
  margin-bottom: 20px;
  position: relative;
}
.footer-col h3::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -5px;
  width: 40px;
  height: 2px;
  background-color: #FFD700;
}
.footer-col p {
  margin-bottom: 10px;
  color: #ccc;
}
.footer-col a {
  color: #f0f0f0;
  transition: color 0.3s ease;
}
.footer-col a:hover {
  color: #FFD700;
}
.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col .footer-logo {
  font-size: 24px;
  font-weight: bold;
  color: #FFD700;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: block;
  margin-bottom: 15px;
}
.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-bottom .copyright {
  margin: 0;
  color: #aaa;
}
@media (max-width: 768px) {
  .header-container {
    padding: 0 15px;
  }
  .main-nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: #1A2E4E;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.3);
    z-index: 1000;
  }
  .main-nav.active {
    display: flex;
  }
  .main-nav ul {
    flex-direction: column;
    width: 100%;
    padding: 20px 0;
  }
  .main-nav ul li {
    margin: 0;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .main-nav ul li:last-child {
    border-bottom: none;
  }
  .main-nav ul li a {
    display: block;
    padding: 15px 20px;
    font-size: 18px;
  }
  .hamburger-menu {
    display: block;
  }
  .footer-columns {
    flex-direction: column;
    gap: 20px;
  }
  .footer-col {
    min-width: unset;
    width: 100%;
    text-align: center;
  }
  .footer-col h3::after {
    left: 50%;
    transform: translateX(-50%);
  }
  .footer-col ul {
    text-align: center;
  }
}